diff --git a/impl/pom.xml b/impl/pom.xml
index 736bcb6..cca065b 100644
--- a/impl/pom.xml
+++ b/impl/pom.xml
@@ -32,7 +32,7 @@
         <repository>
  	      <id>codehaus</id>
  	      <name>Codehaus maven repository</name>
- 	      <url>http://repository.codehaus.org/</url>
+ 	      <url>https://repository.codehaus.org/</url>
  	    </repository>
     </repositories>
 
diff --git a/java5tools/pom.xml b/java5tools/pom.xml
index 57ad9f9..0b89de2 100644
--- a/java5tools/pom.xml
+++ b/java5tools/pom.xml
@@ -52,7 +52,7 @@
     <repositories>
         <repository>
             <id>eclipse.emf</id>
-            <url>http://download.eclipse.org/tools/emf/maven2</url>
+            <url>https://download.eclipse.org/tools/emf/maven2</url>
             <snapshots>
                 <enabled>true</enabled>
             </snapshots>
diff --git a/lib/pom.xml b/lib/pom.xml
index 4089027..f697542 100644
--- a/lib/pom.xml
+++ b/lib/pom.xml
@@ -33,7 +33,7 @@
         <repository>
  	      <id>codehaus</id>
  	      <name>Codehaus maven repository</name>
- 	      <url>http://repository.codehaus.org/</url>
+ 	      <url>https://repository.codehaus.org/</url>
  	    </repository>
     </repositories>
 
diff --git a/pom.xml b/pom.xml
index 372fe1b..19966fb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -40,7 +40,7 @@
         <repository>
             <id>apache.snapshots</id>
             <name>Apache Snapshot Repository</name>
-            <url>http://people.apache.org/repo/m2-snapshot-repository</url>
+            <url>https://people.apache.org/repo/m2-snapshot-repository</url>
             <releases>
                 <enabled>false</enabled>
             </releases>
@@ -56,7 +56,7 @@
                 <url>http://ftp.osuosl.org/pub/eclipse/tools/emf/maven2</url> -->
             <!-- temporarily using indiana state univ as eclipse site diesnt have 2.2.2 at the moment -->
             <id>indiana</id>
-            <url>http://ftp.ussg.iu.edu/eclipse/modeling/emf/emf/maven2/</url>
+            <url>https://ftp.ussg.iu.edu/eclipse/modeling/emf/emf/maven2/</url>
             <snapshots>
                 <enabled>true</enabled>
             </snapshots>
diff --git a/sdo-api/pom.xml b/sdo-api/pom.xml
index 6d66d45..e071218 100644
--- a/sdo-api/pom.xml
+++ b/sdo-api/pom.xml
@@ -40,7 +40,7 @@
         <repository>
             <id>apache.snapshots</id>
             <name>Apache Snapshot Repository</name>
-            <url>http://people.apache.org/repo/m2-snapshot-repository</url>
+            <url>https://people.apache.org/repo/m2-snapshot-repository</url>
             <releases>
                 <enabled>false</enabled>
             </releases>